LG RT-42PX10/H Service Manual
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LG RT-42PX10/H Service Manual

LG RT-42PX10/H Service Manual

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PLASMA TV
SERVICE MANUAL
CHASSIS : RF-043B
MODEL : RT-42PX10/H
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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  • Page 1 All manuals and user guides at all-guides.com website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html PLASMA TV SERVICE MANUAL CHASSIS : RF-043B MODEL : RT-42PX10/H CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com CONTENTS SAFETY PRECAUTIONS ...................3 DESCRIPTION OF CONTROLS ................ 4 SPECIFICATIONS .................... 13 ADJUSTMENT INSTRUCTIONS ..............15 TROUBLE SHOOTING GUIDE ................18 BLOCK DIAGRAM .....................29 EXPLODED VIEW....................32 EXPLODED VIEW PARTS LIST ................33 REPLACEMENT PARTS LIST................34 SCHEMATIC DIAGRAM ..................PRINTED CIRCUIT BOARD ..................

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.

  • Page 4: Description Of Controls

    All manuals and user guides at all-guides.com DESCRIPTION OF CONTROLS - When using the remote control aim it at the remote control sensor of the set. - There's maybe a defect in consecutive operation of remote control in specified brightness according to this set feature. MUTE POWER Switches the sound on or off.
  • Page 5 All manuals and user guides at all-guides.com - Shown is a simplified representation of the set. - Here shown may be somewhat different from your set. <Front Panel Controls> ON/OFF TV/AV MENU TV/AV MENU Main Power Button MENU Displays on screen menus one by one. Exits the current menu.
  • Page 6 All manuals and user guides at all-guides.com <Back Panel> AC INPUT Antenna COMPONENT MONITOR OUTPUT INPUT 2 AUDIO INPUT RS-232C INPUT DVI INPUT RGB INPUT REMOTE COMPONENT CONTROL (CONTROL/SERVICE) INPUT 1 INPUT1 S-VIDEO L/MOND VIDEO AUDIO VIDEO AUDIO 1. CONTROL LOCK / REMOTE CONTROL 6.
  • Page 7 All manuals and user guides at all-guides.com Antenna Connection - Be careful for the bronze wire not to be bended in connecting to antenna input port. Apartments (connecting to wall antenna socket) wall antenna socket VIDEO AUDIO AUDIO VIDEO L/MOND AC INPUT COMPONENT MONITOR...
  • Page 8 All manuals and user guides at all-guides.com Watching Cable TV - After subscribing for a local cable TV station and installing a converter you can watch cable TV. - For further information of cable TV, contact the local cable TV station. To watch cable TV <...
  • Page 9 All manuals and user guides at all-guides.com Watching DVD How to connect < Back panel of the set > Connect DVD video outputs to Y, P of COMPO- NENT INPUT and audio outputs to Audio sockets of AUDIO INPUT. How to use 1.
  • Page 10 All manuals and user guides at all-guides.com Connecting PC - To enjoy vivid picture and sound, connect a PC to the set. - Avoid keeping a fixed image on the set’s screen for a long period of time. The fixed image may become permanently imprinted on the screen;...
  • Page 11 All manuals and user guides at all-guides.com RGB / DVI mode Horizontal Vertical Resolution Frequency(KHz) Frequency(Hz) 31.468 70.09 640x350 37.861 85.08 31.469 70.08 720x400 37.927 85.03 31.469 59.94 35.000 66.66 640x480 37.861 72.80 37.500 75.00 43.269 85.00 31.500 60.00 848x480 37.799 70.00 39.375...
  • Page 12 All manuals and user guides at all-guides.com MUTE POWER TV/AV MULTIMEDIA I/II LIST MENU SPLIT ZOOM PIP/DW SLEEP REVEAL PIP PR+ TEXT/ 1.5V WIN. SIZE PIP PR- POSITION SWAP TIME HOLD PIP INPUT INDEX 2-TV bracket bolts Owner’s Manual Alkaline batteries Remote Control handset 2-TV brackets D-sub 15 pin cable...

  • Page 13: Specifications

    Aspect Ratio 16:9 PDP Module PDP42V6xxxx,RGB Closed Type Screen Filter 45% Total light transmittance (E- Mesh) Maker : NBK / Mitsui / LG Chemical Operating Environment 1) Temp : 0~40 deg LGE SPEC 2) Humidity : 0~85% Storage Environment 1) Temp : -20~60 deg...
  • Page 14 All manuals and user guides at all-guides.com 2. Model Speccification (1) RZ-42PX10 Remark Item Specification Market Broadcasting PAL B/G/I/D/K, SECAM L/L Receiving system Upper Heterodyne Scart Jack ( 3EA ) PAL, SECAM 4 System : Video Input(2EA) PAL, SECAM, NTSC PAL B/G/I/D/K, SECAM L, NTSC4.43,PAL60 4 System : S-Video Input(2EA)

  • Page 15: Adjustment Instructions

    3) After finishing inputs, click the button [OK] to complete the connection setup. The spec sheet is applide all of the 42”PDP TV, RF-043B chassis by manufacturing LG TV Plant or sort plants. (2) Confirming the G-prove 1) Connect Rs232 cable and then turn on the power.
  • Page 16 All manuals and user guides at all-guides.com 3-2. HDCP download (1) Test Equipment : D.M.M 1EA (1) Setting up & Confirming the G-prove (2) Connection Diagram for Measuring : refer to 3-1-(1) and 3-1-(2) : refer to fig5 (2) HDCP download method (3) Adjustment Method 1) Click [Command ->...
  • Page 17 All manuals and user guides at all-guides.com 1) Select white pattern of heat-run mode by pressing power 4-5. Auto Adjustment Map(RS-232C) on key on remote control for adjustment then operate Type RF-043B_PDP42 heat run more than 15 minute. 2) Supply 2 Gray Pattern (216 Level Full Size Pattern) Baud Rate Data bit Stop bit...

  • Page 18: Trouble Shooting Guide

    All manuals and user guides at all-guides.com TROUBLE SHOOTING GUIDE 1. Power Board 1-1. The whole flowchart which it follows in voltage output state Start check Doesn't the It is identical Is the Interface screen whole come with Power Off signal operated? out? condition?
  • Page 19 All manuals and user guides at all-guides.com 1-2. Sony Power Board Structure T502: Vs Trans T702: Va Trans T101: St-by Trans T103: Low Voltage Trans - 19 -...
  • Page 20 All manuals and user guides at all-guides.com 1-3. Sanken Power Board Structure T221: Vs Trans T271: Va Trans T121: St-by Trans T201: Low Voltage Trans - 20 -...
  • Page 21 All manuals and user guides at all-guides.com 2. No Power (1) Symptom Does’t minute discharge at module. ¯ Non does not come in into the front LED. ¯ (2) Check follow Is plug in power cord? Plug in power cord. Is connect the Line Filter and Power Connect Cable.
  • Page 22 All manuals and user guides at all-guides.com 3. Protect Mode (1) Symptom After once shining, it does not discharge minutely ¯ from module The Rely falls(The sound is audible “click”) ¯ It is converted with the color where the front LED ¯...
  • Page 23 All manuals and user guides at all-guides.com 4. No Raster (1) Symptom Does’t minute discharge at module. ¯ It maintains the condition where the front LED is green. ¯ (2) Check follow Is normal the Power Is output the normality Low/High Replace Power Board? voltage except Stand-by 5V?
  • Page 24 All manuals and user guides at all-guides.com 5. In case of occur strange screen into specific mode 5-1. In case of does’t display the OSD (1) Symptom LED is green ¯ The minute discharge continuously becomes ¯ accomplished from module (2) Check follow Is normal the LVDS Is the LVDS cable...
  • Page 25 All manuals and user guides at all-guides.com 5-2. In case of does’t display the screen into specific mode (1) Symptom The screen does not become the display from specific input mode ¯ (RF, AV, Component, RGB, DVI). (2) Check follow Check the all input mode should become normality display.
  • Page 26 All manuals and user guides at all-guides.com (5) In the case of becomes unusual display from RF, AV, Component 480i mode Is normal the Input voltage, IIC Is normal the Replace IC Communication and HV sync? VPC3230? Is normal the Input voltage, IIC Is normal the S2300? Replace IC Communication and HV sync?
  • Page 27 All manuals and user guides at all-guides.com (7) In the case of becomes unusual display from RGB DTV mode Is normal the Input voltage, IIC Is normal the Replace IC Communication and HV sync? CXA2101? Is normal the Is normal the Input voltage, IIC Replace IC M52758? Communication and HV sync?
  • Page 28 All manuals and user guides at all-guides.com 6. In case of no sound (1) Symptom LED is green ¯ Screen display but sound is not output ¯ (2) Check follow Is normal the SPK Is the SPK cable Replace SPK cable cable? connected well? Cable inserts well.

  • Page 29: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM BLOCK DIAGRAM - 29 -...
  • Page 30 All manuals and user guides at all-guides.com - 30 -...
  • Page 31 All manuals and user guides at all-guides.com MEMO - 31 -...

  • Page 32: Exploded View

    All manuals and user guides at all-guides.com EXPLODED VIEW - 32 -...

  • Page 33: Exploded View Parts List

    All manuals and user guides at all-guides.com EXPLODED VIEW PARTS LIST Part No. Description 6401VD0013B SPEAKER ASSEMBLY, FULL RANGE(L) RZ-42PX10 L 6401VD0013A SPEAKER ASSEMBLY, FULL RANGE(R) RZ-42PX10 R 6348Q-E050C PDP, 42” 16:9 852*480 PDP 42V60000.AKLGG 6348Q-E050H PDP, 42” 16:9 852*480 PDP 42V60100.AKLGG 6871QCH034A PWB(PCB) ASSEMBLY, DISPLAY CTRL ASSY HAND INSERT 42V6 NEW MCM(1222) LVDS 6871QDH066A...

  • Page 34: Replacement Parts List

    CHIP 2SC3875S(ALY) KEC IC500 0IMCRMN023A SDA6001 QH B12 MQFP TRAY TXT MICOM Q218 0TR387500AA CHIP 2SC3875S(ALY) KEC IC500 0ICTMLG018A LGDT4410 LG IC 176P QFP TRAY IEP Q219 0TR387500AA CHIP 2SC3875S(ALY) KEC 0IMMRHY001F IC501 HY57V641620HGT-H TRAY 64M SDRAM 133MHZ 0TR387500AA CHIP 2SC3875S(ALY) KEC...
  • Page 35 All manuals and user guides at all-guides.com For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 36 All manuals and user guides at all-guides.com For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 37 All manuals and user guides at all-guides.com For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 38 AR509 AR512 0RRZVTA001D 22 OHM 1 / 16 W 1608 5% R/TP 4P E24 SW001 140-315A TACT, SKHV17910B LG C&D NON 12V 22 OHM 1 / 16 W 1608 5% R/TP 4P E24 AR513 0RRZVTA001D SW002 140-315A TACT, SKHV17910B LG C&D NON 12V...
  • Page 39 All manuals and user guides at all-guides.com LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION L1307 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP L305 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP L1310 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP L400 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP L1311 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP...
  • Page 40 All manuals and user guides at all-guides.com LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION MISCELLANEOUS F801 0FS1002B53K FUSE,SLOW BLOW10000MA 250 V 5.2X20 F801A 430-813A HOLDER, FUSE NON MC994C PAPING F802A 430-813A HOLDER, FUSE NON MC994C PAPING P100 6630VGA001C CONNECTOR (CIRC), D-SUB 68114-1521 P200...
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  • Page 45 All manuals and user guides at all-guides.com MAIN (TOP)
  • Page 46 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD MAIN (BOTTOM ) MAIN (TOP) POWER S/W(BOTTOM) POWER S/W(TOP) SIDE A/V(BOTTOM) SIDE A/V(TOP) CONTROL(TOP) TUNER(TOP) TUNER(BOTTOM) CONTROL(BOTTOM)
  • Page 47 All manuals and user guides at all-guides.com April, 2004 P/NO : 3828VD0161H Printed in Korea...

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Rf-043b

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